Patents
Sitemap › C21 - Metallurgy of iron › C21B - Manufacture of iron or steel › C21B 7 - Blast furnaces
Patents for C21B 7 - Blast furnaces (8,339)
04/2014
04/16/2014CN203546059U Granulation wheel with conveniently demountable blades of blast furnace
04/16/2014CN203546058U Bit for taphole drill of blast furnace
04/16/2014CN203546057U Hydraulic clay gun cooling device and hydraulic clay gun
04/16/2014CN203546056U Sealing device for blast furnace cooling wall water pipe
04/16/2014CN203546055U Novel blast furnace coal injection gun
04/16/2014CN203546054U Coal ejection gun of blast furnace
04/16/2014CN203546053U Blast furnace seal valve assembly with external oil cylinder
04/16/2014CN203546052U Blast furnace waste gas tube nest radiator
04/16/2014CN203546048U Installation structure of bearing pedestal in granulation wheel of blast furnace
04/16/2014CN103725817A Blast-furnace tuyere blocking device
04/16/2014CN103725816A Secondary sealing system for blast furnace gas in distributing device
04/16/2014CN103725815A Double-tank sealing system for distributing device
04/16/2014CN103725814A Method for laying coal powder conveying pipe between two coal injection stations
04/16/2014CN102864261B Shaft furnace cloth chute and manufacture method thereof
04/10/2014WO2014012891A3 Rotary charging device for shaft furnace
04/10/2014DE102011082904B4 Düse für einen Eisenherstellungsofen Nozzle for a iron making furnace
04/09/2014CN203530355U Burden distributing chute of blast furnace
04/09/2014CN203530354U Blast-furnace tuyere-cooler casing based gas leakage prevention device and blast furnace adopting same
04/09/2014CN203530353U Device for quickly installing tuyere small sleeve
04/09/2014CN203530352U Mud sleeve scrapping-finishing device
04/09/2014CN203530351U Stuffing device for blast furnace cooling wall gap
04/09/2014CN203530350U Blast furnace gas pipeline leakage protective device
04/09/2014CN203530349U Quickly-connected and safely-used oxygen lance
04/09/2014CN203530348U Device for replacing belly pipe of blast-furnace tuyere
04/09/2014CN203525465U Ash discharging device
04/09/2014CN102559966B Charging bucket weighing differential pressure compensation method for serial bell-less furnace top
04/09/2014CN102517412B Column-type heavy tap hole machine
04/08/2014CA2589314C Device for distributing material into a furnace
04/03/2014WO2011046666A3 Blast furnace tuyere cooling
04/02/2014CN203513709U Special-shaped connecting sleeve of stokehold tapping machine of iron-making shaft furnace
04/02/2014CN203513708U Cooling cavity of blast furnace body
04/02/2014CN203513707U Oxygen-enriched air mixing device
04/02/2014CN103695586A Method for measuring charge level employing soft stock rod in charge level reduction by blast furnace
04/02/2014CN103695585A Translation discharge valve
04/02/2014CN103695584A Polycyclic material distribution control method and system
04/02/2014CN102965459B Distributing system and method for improving multi-ring burden distribution surface segregation and heap top of blast furnace
03/2014
03/27/2014WO2014045949A1 Slag removal device and slag removal method
03/27/2014WO2014045948A1 Blow-pipe structure
03/27/2014WO2014045947A1 Slag removal device
03/27/2014WO2014045946A1 Pulverized coal injection device, blast furnace comprising same, and pulverized coal supply method
03/27/2014WO2014045945A1 Blow-pipe structure
03/27/2014WO2014045877A1 Blast furnace installation
03/27/2014WO2014045876A1 Blast furnace installation
03/26/2014CN203498404U Material head and material tail detection device for charging belt of blast furnace
03/26/2014CN203498403U Intelligent monitoring control system for blast furnace gas cooling device
03/26/2014CN203498402U Cooling wall water leakage detection device
03/26/2014CN203498401U Air port punching machine
03/26/2014CN203498400U Limiting device for lifting hydraulic cylinder of cover manipulator
03/26/2014CN203498399U Blast furnace cooling wall mounting angle adjustment device
03/26/2014CN203498398U Low-suspension blanket type oven device
03/26/2014CN103687965A Melting reduction assembly and method for operating a melting reduction assembly
03/26/2014CN103673630A Suspended type hole opening and blocking machine with foldable retraction jack
03/26/2014CN103673620A Self-heating blast-furnace gas oven unit
03/26/2014CN103672866A Device and method for preheating combustion of jetting pulverized coal used in iron-making process
03/26/2014CN103667563A Blast furnace full charge level optical imaging system under parallel low-light-loss backlight high-temperature endoscope
03/26/2014CN103667562A Built-in one-way valve type automatic high-temperature imaging protective device
03/26/2014CN103667561A Material bell less furnace top rotating distributing device
03/26/2014CN103667560A Blowing-in furnace with fast forwarding and fast withdrawing functions
03/26/2014CN103667559A Method and device for increasing hydrogen content in blast furnace gas, and application of method and device
03/26/2014CN103667557A Double-feeding system for nitrogen and compressed air for coal powder injection
03/26/2014CN102766709B Method for prolonging the service life of main channel of blaster furnace by utilizing independent bearing structure
03/26/2014CN102534077B Method for enhancing operating energy efficiency of TRT (blast furnace top gas pressure recovery turbine unit)
03/26/2014CN102251066B Cooling wall with pre-coated slag crust
03/25/2014US8679223 Method for scooping-up slag from liquid iron
03/19/2014CN203489522U Processing system of waste heat and waste energy utilization of blast furnace cooling water
03/19/2014CN203487168U Blasting barrel device for blast furnace gas test
03/19/2014CN203487167U Blast furnace deslagging groove system with water cooling system
03/19/2014CN203487166U Blast furnace slagging channel with built-in water cooling pipe
03/19/2014CN203487165U Blast furnace deslagging groove with embedded water cooling system
03/19/2014CN203487164U Leveling device of leveling fire-resistant concrete at blast-furnace bottom
03/19/2014CN103649340A Blast furnace operating method
03/19/2014CN103649339A Blast furnace operating method
03/19/2014CN103642961A Leak detector for blast furnace cooler
03/19/2014CN103642960A Composite liner of iron runner of sialon combined refractory material, and making method thereof
03/19/2014CN103642959A Combined type cooling plate
03/19/2014CN102784885B Positioning device and positioning method for protecting pipe-free cooling wall water pipe
03/13/2014WO2014012890A3 Rotary charging device for shaft furnace
03/13/2014CA2877061A1 Method and plant for recovering material and/or energy from phosphorus-containing waste
03/12/2014EP2705167A2 Carbon dioxide reduction in steelworks
03/12/2014CN203474828U Ash discharging device for charging main belt conveyor head of blast furnace
03/12/2014CN203474827U Shaft furnace cooling control device
03/12/2014CN203474826U Anti-freezing device of water sprinkling pipe at top of blast furnace
03/12/2014CN203474825U Large cast steel casing preparation device
03/12/2014CN203474824U Double-level refrigeration dehumidifying device for blast-furnace air filtration dehumidification unit
03/12/2014CN203474823U Coal gas valve dehydrating device
03/12/2014CN103627831A On-line weighing system for molten iron
03/12/2014CN102876821B Water supply method for blast-furnace slag water treatment and water supply systems
03/12/2014CN102770563B Stave and blast furnace
03/12/2014CN102676719B Blast furnace oxygen coal lance
03/12/2014CN102605122B Blast furnace wall-cooling assist system
03/12/2014CN102341509B Method for separating and collecting carbon dioxide from blast furnace gas in blast furnace gas utilization process
03/12/2014CN102317478B Method and system for adjusting flow rate of charge material in charging process of shaft furnace
03/11/2014US8668121 Filling device
03/05/2014CN203462067U Automatic disc running measurement device for dosing
03/05/2014CN203462066U Temperature control system for dry cloth bag dust removal
03/05/2014CN203462065U Tuyere detaching machine
03/05/2014CN203462064U Drill rod suspension device for stokehole tapping machine
03/05/2014CN203462063U Online acid liquor treatment device for main blast-furnace gas pipeline
03/05/2014CN203462062U Temperature regulating and controlling device for pressure discharging gases
03/05/2014CN103620331A Refractory for inner lining of blast furnace, obtained by semi-graphitization of mixture comprising C and Si
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